78 Rockwell Automation Publication 450L-UM001D-EN-P - December 2019
Chapter 6 Installation and Wiring
Incorrect Installation
Figure 43 - Operators Can Reach Hazardous Machine Parts without Passing Through the
Protective Field
Figure 44 - Operators Can Step between Protective Field and Hazardous Machine Parts
The GuardShield safety light curtain must be mounted at the proper distance
from the point of operation hazard. This distance is referred to as the safety
distance. If the safety distance calculation is such that a person can step between a
vertically mounted safety light curtain and the machine hazard, more protective
measures are required.
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